Spring Boot AOP: Part 1 - Introduction to Aspect-Oriented Programming
A beginner-friendly introduction to Spring Boot AOP.
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Amrit Adhikari
Software Engineer · Dallas, TX
Writing about software systems, Java, Spring Boot, and the slow process of getting better at this craft.
Recent Writing
Spring Boot AOP: Part 2 - How AOP Actually Works Under the Hood?
Discover the magic behind Spring AOP.
Spring Boot AOP: Part 3 - CGLib vs JDK Proxies
Learn the differences between CGLib and JDK proxies.
Spring Boot AOP: Part 4 - Simple AOP Project (Hands-On)
Build a simple Spring Boot AOP project from scratch. Learn by doing with a simple, practical example that adds transaction logging to a service method.
Spring Boot AOP: Part 5 - @Around Advice and Custom Annotations
Learn how to use @Around advice to wrap method execution and create custom annotations.
ThreadLocal in Java: Per-Thread Variables Explained
Learn how ThreadLocal works in Java, why it matters, and how frameworks like Spring Security use it to store per-thread data without passing objects everywhere.